a semivowel produced with the tongue near the palate (like the initial sound in the English word `yeast')
produced with the front of the tongue near or touching the hard palate (as `y') or with the blade of the tongue near the hard palate (as `ch' in `chin' or `j' in `gin')
relating to or lying near the palate; "palatal index"; "the palatine tonsils"
violently agitated and turbulent; "boisterous winds and waves"; "the fierce thunders roar me their music"- Ezra Pound; "rough weather"; "rough seas"
noisy and lacking in restraint or discipline; "a boisterous crowd"; "a social gathering that became rambunctious and out of hand"; "a robustious group of teenagers"; "beneath the rumbustious surface of his paintings is sympathy for the vulnerability of ordinary human beings"; "an unruly class"
full of rough and exuberant animal spirits; "boisterous practical jokes"; "knockabout comedy"